Vulnerability Report

CVE-2025-13646

RCE

Title: Arbitrary File Upload in Modula Image Gallery plugin for WordPress

RCE

Proof Of Concept

No public PoC currently indexed for CVE-2025-13646.

CWE Category CWE-434
Published Date Dec 03, 2025
Modified Date Dec 15, 2025
Exploit Status Not Found
Score 7.5 CVSS v3.1
Exploit Probability (EPSS)
0.71%

Vulnerability Summary

CVE-2025-13646: The Modula Image Gallery plugin for WordPress is vulnerable to arbitrary file uploads due to missing file type validation in the 'ajax_unzip_file' function in versions 2.13.1 to 2.13.2. This makes it possible for authenticated attackers, with Author-level access and above, to upload arbitrary files with race condition on the affected site's server which may make remote code execution possible.

Impacted Vendors

W
wpchill 1

Reference Links

https://github.com/WPChill/modula-lite/blob/master/includes/admin/class-modula-gallery-upload.php#L1103 https://github.com/WPChill/modula-lite/commit/90c8eb982f71b31584d9be9359e3b594e03927d7 https://plugins.trac.wordpress.org/changeset/3395701/modula-best-grid-gallery#file5 https://plugins.trac.wordpress.org/changeset/3407949/modula-best-grid-gallery https://www.wordfence.com/threat-intel/vulnerabilities/id/59ee0ca2-846d-4ae8-ad19-7c3826861aeb?source=cve
CVSS v3.1
Source Entity [email protected]
Severity HIGH
7.5
Attack Vector
NETWORK
Complexity
HIGH
Privileges
N/A
Interaction
NONE
Confidentiality
N/A
Integrity
N/A
Availability
N/A
Scope
UNCHANGED
RAW VECTOR CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H
CVSS v3.1
Source Entity [email protected]
Severity MEDIUM
6.6
Attack Vector
NETWORK
Complexity
HIGH
Privileges
N/A
Interaction
NONE
Confidentiality
N/A
Integrity
N/A
Availability
N/A
Scope
UNCHANGED
RAW VECTOR CVSS:3.1/AV:N/AC:H/PR:H/UI:N/S:U/C:H/I:H/A:H

Associated Attack Patterns (CAPEC)

Total: Patterns

CVE-2025-13646 Exploits & PoCs (Proof Of Concept)

No public PoCs found in our database for this CVE.

MODIFIED

Vulnerability data or affected products updated.

MODIFIED

Vulnerability data updated via NVD.

PUBLISHED

Vulnerability first announced in NVD.

Attack Vector Matrix

Access Vector NETWORK
Complexity HIGH
Privileges N/A
Interaction NONE
CVSS Vector String CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H

Affected Stack

No specific products linked.